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Polyisobutylene Liquid PIB1300/2400 CAS 9003-27-4 For Rubber,High Molecular Weight Polyisobutylenelink:http://www.gneechemicals.com/polyisobutylene-pib/high-molecular-weight-polyisobutylene/polyisobutylene-liquid-pib1300-2400-cas-9003.html
